Time Magazine has an article about JC/DooM3.
A generation is defining itself through virtual combat, without the casualties or consequences of World War II and the Vietnam War. And who knows? Maybe one day we'll figure out less destructive ways to have fun in Carmack's dreamworld. After all, it would be a shame if, having invented cinema, we made only war movies. Carmack might even be the one to broker that virtual peace. He has a life outside Doomhobbies, charities, not to mention a wife who's eight months pregnant. He doesn't spend much time gaming anymore. But he isn't giving up on the virtual frontier he opened. "There's something fundamentally interesting about that, about the world in a box," he says. "If somebody can be an emperor in a virtual world, with only a cheap computer, is that really a fundamentally bad thing?"